Simple Machines

Front

What is a simple machine?

Back

A simple machine is a device that makes work easier by allowing us to apply a smaller force over a greater distance.

Front

What are the six types of simple machines?

Back

The six types of simple machines are lever, inclined plane, wedge, screw, pulley, and wheel and axle.

Front

What is Mechanical Advantage?

Back

Mechanical Advantage is the ratio of the output force produced by a machine to the input force applied to it.

Front

True or False: Every machine has the same Mechanical Advantage.

Back

False

Front

What type of simple machine is a seesaw?

Back

Lever

Front

How does a screw make work easier?

Back

A screw converts rotational motion into linear motion, allowing for easier fastening.

Front

What is the function of a wedge?

Back

A wedge is used to separate or hold objects together by converting a force applied to its blunt end into a force perpendicular to its inclined surfaces.

Front

How does an inclined plane help in lifting objects?

Back

An inclined plane allows a heavy object to be raised by applying a smaller force over a longer distance.

Front

What is the trade-off when using a simple machine to reduce input force?

Back

The distance the object is moved is increased.

Front

True or False: A machine can be 100% efficient.

Back

False